<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<style>
    div{
        width: 250px;
        margin: 0 auto;
    }
    h2{
        text-align: center;
    }
    span{
        position: relative;
        left: 80px;
    }
</style>
<body>
       <div>
           <h2>用户登录</h2>
           <form action="loginServlet" method="post">
               用户：<input type="text" name="username" id="username" value="admin"/><br/>
               密码：<input type="password" name="pwd" id="pwd" value="admin"/><br/><br/>
               <span><input type="submit" value="登录"/>
               <a href="adminRegister.html">注册</a></span>
           </form>
       </div>
</body>
</html>